Transport tube holder assembly with internal and external ribs



FIG. 1 is a top, front, side perspective view of a transport tube holder assembly with internal and external ribs showing my new design;

FIG. 2 is a front view thereof; and,

FIG. 3 is a bottom thereof.

The broken lines are included for the purpose of illustrating portions of the transport tube holder assembly with internal and external ribs that form no part of the claimed design. 

The ornamental design for a transport tube holder assembly with internal and external ribs, as shown and described. 